GRE Exam Numerical Ability Number System

What are the greatest and smallest positive differences between any of the factors of 210? A) 103 and 1 B) 209 and 0 C) 210 and 1 D) 103 and 11 E) 209 and 1

Read Solution (Total 1)

The factors of 210 are (1,210),(2,105),(3,70),(5,42),(7,30),(10,210),(14,15).
The greatest difference is 210-1=209
The Smallest positive difference is 15-14=1
Therefore Option (E) is the correct option.
6 years agoHelpfull: Yes(0) No(0)

GRE Other Question

In a certain game, players have three chances during each turn to earn points. Each consecutive win awards more points than the previous win. The second win awards 75 points more than the first, and the third win awards twice as many points as the second win. Tesia won the maximum number of points during her turn and received a total of 460 points. How many points are awarded for the first win? A deposit at a local bank earns between 2 percent and 5 percent simple interest in a year. If Suzanne makes an initial deposit of $800 at the bank, which of the following could be the amount of money in her account at the end of one year? A) $814 B) $820 C) $842 D) $848 E) $860